if the common difference of an ap is -6. find the a16- a12
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Answered by
7
a+15d-a-11d
4d
4×(-6)
-24
4d
4×(-6)
-24
Answered by
5
a16-a12
a+15d-a-11d
a+15(-6)-a-11(-6)
a-90-a+66
-24
a+15d-a-11d
a+15(-6)-a-11(-6)
a-90-a+66
-24
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